<?php
/**
 * Class and Function List:
 * Function list:
 * - __construct()
 * - index()
 * Classes list:
 * - Backup extends CI_Controller
 */

class Backup extends CI_Controller
{
	
	function __construct() 
	{
		parent::__construct();

		//protection
		$user = $this->config->item('backup_user');
		$pass = $this->config->item('backup_pass');
		
		if ($user == '' || $pass == '' || !isset($_SERVER['PHP_AUTH_USER']) || $_SERVER['PHP_AUTH_USER'] != $user || $_SERVER['PHP_AUTH_PW'] != $pass) 
		{
			header('WWW-Authenticate: Basic realm="Backup"');
			header('HTTP/1.0 401 Unauthorized');
			exit;
		}
	}
	
	function index() 
	{

		// Load the DB utility class
		$this->load->dbutil();

		// Backup your entire database and assign it to a variable
		$backup = & $this->dbutil->backup();

		// Load the download helper and send the file to your desktop
		$this->load->helper('download');
		force_download('stikked.gz', $backup);
	}
}